Android 11's sound picker will work with cast devices, but apps will need to be updated to support it
Can't Chromecast video from Pixel 3a running Android 11 (Jellyfin 10.6.4 & 10.7) · Issue #303 · jellyfin/jellyfin-android · GitHub
TV Stick Low Power Performance Built-in Chromecast 4K Streaming Support Latest Android 11 OS Voice Control for Home and Business - AliExpress
ETOE Android 11 TV Box
Buy Wholesale China Wholesale Google Certificated Dolby Atmos With Voice Remote Control Android 11 Tv Stick With Free And Live Tv, Hd Streaming Player & Android 11 Tv Stick at USD 34.5 | Global Sources
EKO 55" 4K Ultra HD Android 11 TV with built-in Chromecast | BIG W
MECOOL Launches a Latest Model of 4K Netflix Android 11 Streaming TV B
One step closer: Android 11 Preview reveals Google's Android/Chromecast TV dongle
realme Smart TV Stick | Support 4K | Support Bluetooth & HDMI | Based on Android
Amazon.com: Android 11 TV Box R Lite 4K HDR Support Voice Remote Control with Chromecast Built-in Google Certified Streaming Media Player : Electronics
One UI 3.0 removes Smart View support for Chromecast, says moderator
Android TV News Roundup: Chromecast & Walmart Onn get updates, Shield TV may get Android 11, TCL pulls its Google TVs from shelves, and more | AFTVnews
Amazon.com: Android 11 TV Box R Lite 4K HDR Support Voice Remote Control with Chromecast Built-in Google Certified Streaming Media Player : Electronics
Chromecast built-in - Apps on Google Play
TV Stick Built-in Chromecast 4K Streaming Support Latest Android 11 OS Voice Control for Home Entertainment and Business Use - AliExpress
Paramount+ arrives on Chromecast, Google TV, Android - 9to5Google
Chrome-Cast Built in Android 11 4K Fire TV Stick 4K Ultra HD - China USB TV Stick, Fire Stick | Made-in-China.com